by James Patterson and David Ellis.
From the book jacket:
An attorney and mother of two discovers her husband's secret life and it might kill them all.
Everyone in Hemingway Grove, Illinois, knows David and Marcie Bowers. David owns the local pub. Marcie is a former big-city attorney who practices family law.
When David saves a stranger from drowning, he's celebrated as a hero. Photos of his muscled physique, shaved head, and piercing blue eyes are broadcast over every news channel.
For most people, newfound fame is a lifeline.
For David Bowers, it's a death sentence.
For Marcie Bowers, it's a test.
In her previous life as a defense attorney, she and her boss were negotiating a deal with the government for a hit man under arrest to turn state's evidence to an organized crime boss in Chicago. All she and her boss could see and hear from their client was his blue eyes through a slit in his jail cell door and his voice was disguised with an electronic device. the hit man is thought to be have been killed before he could testify but could he still be alive and be her husband whom she met after she returned to her hometown of Hemingway Grove?